package Math01;

public class ZiFuChuan {
    public static void main(String[] args) {
        String a="44";
       int s= Integer.parseInt(a);
        System.out.println(s);
        int w=Integer.valueOf(a);
        System.out.println(w);
        int z=100;
        String r=z+"";
        System.out.println(r);
    }
}
